G.f.: exp( Sum_{n>=1} A322191(n)*x^n/n ), where A322191(n) is the coefficient of x^n*y^n/n in log( Product_{n>=1} 1/(1 - (x^(2*n) - y^(2*n))/(x - y)) ).
A322192
G.f.: exp( Sum_{n>=1} A322191(n)*x^n/n ), where A322191(n) is the coefficient of x^n*y^n/n in log( Product_{n>=1} 1/(1 - (x^(2*n) - y^(2*n))/(x - y)) ).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =7a(4) =16a(5) =49a(6) =158a(7) =480a(8) =1565a(9) =5372a(10) =18168a(11) =63018a(12) =223069a(13) =790675a(14) =2837099a(15) =10275237a(16) =37365238a(17) =136780746a(18) =503454552a(19) =1860283966a(20) =6903032032a(21) =25710869751a(22) =96062102703a(23) =360005362169
External references
- oeis: A322192