Triangle read by rows, 4^k*s_4(n, k) where s_m(n, k) are the Stirling-Frobenius cycle numbers of order m; n >= 0, k >= 0.

A225478

Triangle read by rows, 4^k*s_4(n, k) where s_m(n, k) are the Stirling-Frobenius cycle numbers of order m; n >= 0, k >= 0.

Terms

    a(0) =1a(1) =3a(2) =4a(3) =21a(4) =40a(5) =16a(6) =231a(7) =524a(8) =336a(9) =64a(10) =3465a(11) =8784a(12) =7136a(13) =2304a(14) =256a(15) =65835a(16) =180756a(17) =170720a(18) =72320a(19) =14080a(20) =1024a(21) =1514205a(22) =4420728a(23) =4649584a(24) =2346240a(25) =613120a(26) =79872a(27) =4096a(28) =40883535a(29) =125416476

External references