Sequence used for the Boas-Buck type recurrence for Riordan triangle A319203.

Terms

a(0) =0a(1) =-2a(2) =-3a(3) =6a(4) =20a(5) =-5a(6) =-105a(7) =-98a(8) =420a(9) =1008a(10) =-990a(11) =-6501a(12) =-2574a(13) =31603a(14) =52052a(15) =-107250a(16) =-411944a(17) =81328a(18) =2343042a(19) =2413456a(20) =-9883800a(21) =-25327722a(22) =23371634a(23) =168185131a(24) =77113020a(25) =-835281800a(26) =-1452148815a(27) =2847865635a(28) =11561517870a(29) =-1613666430