Lower triangular array, called S1hat(6), related to partition number array A145356.

Terms

a(0) =1a(1) =6a(2) =1a(3) =42a(4) =6a(5) =1a(6) =336a(7) =78a(8) =6a(9) =1a(10) =3024a(11) =588a(12) =78a(13) =6a(14) =1a(15) =30240a(16) =6804a(17) =804a(18) =78a(19) =6a(20) =1a(21) =332640a(22) =62496a(23) =8316a(24) =804a(25) =78a(26) =6a(27) =1a(28) =3991680a(29) =753984