W_{4,138}=1 + alpha*y^46 + (60485974641229442760 - 46*alpha)*y^48 + (-622141453452645696960 + 1035*alpha)*y^50 + (30700006364174128432704 - 15180*alpha)*y^52 + (107218285594821340030080 + 163185*alpha)*y^54 + (7807468009569214766602608 - 1370754*alpha)*y^56 + (99748606347296997406524864 + 9366819*alpha)*y^58 + (1851749088503877627591247488 - 53524680*alpha)*y^60 + (25210731443716894109702443776 + 260932815*alpha)*y^62 + (326173988012007072919117014450 - 1101716330*alpha)*y^64 + (3676227000985919954951267532480 + 4076350421*alpha)*y^66 + (37190355058037108458693824436800 - 13340783196*alpha)*y^68 + (334519202054906315737955962450560 + 38910617655*alpha)*y^70 + (2683725412796432294160336666289200 - 101766230790*alpha)*y^72 + (19180354215810271551564238927099200 + 239877544005*alpha)*y^74 + (122110675178010075297029098114905600 - 511738760544*alpha)*y^76 + (692037075993407329796916273602012160 + 991493848554*alpha)*y^78 + (3488663493344098499391878263535070000 - 1749695026860*alpha)*y^80 + (15628064894842415911280443247548037760 + 2818953098830*alpha)*y^82 + (62135698541844587694011640696356611200 - 4154246671960*alpha)*y^84 + (218945436502261830915814207703635841280 + 5608233007146*alpha)*y^86 + (682574439628973450253448427635427263200 - 6943526580276*alpha)*y^88 + (1878997019306621304497480182764683683200 + 7890371113950*alpha)*y^90 + (4556994238786349986962670086872662368000 - 8233430727600*alpha)*y^92 + (9711370668921723392399039061572228928000 + 7890371113950*alpha)*y^94 + (18132151316051610692865885345463667367000 - 6943526580276*alpha)*y^96 + (29561548589196800443157629442312808186240 + 5608233007146*alpha)*y^98 + (41923650742272977503441534220591079972480 - 4154246671960*alpha)*y^100 + (51495037505825695612264489487888457900288 + 2818953098830*alpha)*y^102 + (54513977351003107161489720343132735649760 - 1749695026860*alpha)*y^104 + (49459312062120555935128623165888852510336 + 991493848554*alpha)*y^106 + (38211555738234190622699749250614630123008 - 511738760544*alpha)*y^108 + (24953834980873653074662509146113839277056 + 239877544005*alpha)*y^110 + (13657166442570007264353145238036154467592 - 101766230790*alpha)*y^112 + (6202020158936710081817755501839953620800 + 38910617655*alpha)*y^114 + (2309717852335568296575127069731188608320 - 13340783196*alpha)*y^116 + (695625585241102821155179328054624553600 + 4076350421*alpha)*y^118 + (166599404871968554966900856094768465840 - 1101716330*alpha)*y^120 + (31080799417838110382600467535398392000 + 260932815*alpha)*y^122 + (4401686778446442058990357443293404800 - 53524680*alpha)*y^124 + (457775424932251540664628782820889344 + 9366819*alpha)*y^126 + (33454552465574537901586214549765877 - 1370754*alpha)*y^128 + (1615872837794204490649278284569536 + 163185*alpha)*y^130 + (47096918282063204800942120587072 - 15180*alpha)*y^132 + (713509588658939597884225825920 + 1035*alpha)*y^134 + (4197115342217359508483203056 - 46*alpha)*y^136 + (3995981699225421632620608 + alpha)*y^138