Expansion of e.g.f. (sin x + cos x)/cos 3x.
A000810
Expansion of e.g.f. (sin x + cos x)/cos 3x.
Terms
- a(0) =1a(1) =1a(2) =8a(3) =26a(4) =352a(5) =1936a(6) =38528a(7) =297296a(8) =7869952a(9) =78098176a(10) =2583554048a(11) =31336418816
External references
- oeis: A000810