Lower triangular array called S2hat(-5) related to partition number array A144341.

Terms

a(0) =1a(1) =5a(2) =1a(3) =55a(4) =5a(5) =1a(6) =935a(7) =80a(8) =5a(9) =1a(10) =21505a(11) =1210a(12) =80a(13) =5a(14) =1a(15) =623645a(16) =29205a(17) =1335a(18) =80a(19) =5a(20) =1a(21) =21827575a(22) =782595a(23) =30580a(24) =1335a(25) =80a(26) =5a(27) =1a(28) =894930575a(29) =27002800