Binomial transform of A126568, second binomial transform of A026641.

A133158

Binomial transform of A126568, second binomial transform of A026641.

Terms

    a(0) =1a(1) =3a(2) =12a(3) =57a(4) =294a(5) =1578a(6) =8658a(7) =48177a(8) =270774a(9) =1533450a(10) =8736432a(11) =50016090a(12) =287497380a(13) =1658174352a(14) =9591422286a(15) =55618701057a(16) =323225066790

External references