Expansion of e.g.f. Product_{k>=1} ((1 + x^k)/(1 - x^k))^(1/(2*k!)).
A345871
Expansion of e.g.f. Product_{k>=1} ((1 + x^k)/(1 - x^k))^(1/(2*k!)).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =7a(4) =23a(5) =116a(6) =707a(7) =4775a(8) =34092a(9) =326723a(10) =3255927a(11) =35131570a(12) =404387205a(13) =5178352921a(14) =72399248378
External references
- oeis: A345871