Triangle T(n,k) read by rows: coefficients of polynomials P_n(t) defined in Formula section.

Terms

a(0) =1a(1) =1a(2) =2a(3) =7a(4) =6a(5) =63a(6) =74a(7) =10a(8) =729a(9) =974a(10) =254a(11) =8a(12) =10113a(13) =15084a(14) =5376a(15) =406a(16) =161935a(17) =264724a(18) =117424a(19) =14954a(20) =320a(21) =2923135a(22) =5163276a(23) =2697804a(24) =481222a(25) =23670a(26) =112a(27) =58547761a(28) =110483028a(29) =65662932