Expansion of e.g.f. (tan x + sec x)^2*(E.g.f. for A000738).
A292761
Expansion of e.g.f. (tan x + sec x)^2*(E.g.f. for A000738).
Terms
- a(0) =0a(1) =1a(2) =7a(3) =38a(4) =201a(5) =1115a(6) =6626a(7) =42517a(8) =295107a(9) =2211892a(10) =17849935a(11) =154550441a(12) =1430572848a(13) =14107448549a(14) =147729473099
External references
- oeis: A292761