Triangle of numerators of dual coefficients of Faulhaber.

Terms

a(0) =1a(1) =1a(2) =-1a(3) =1a(4) =-1a(5) =2a(6) =1a(7) =-2a(8) =1a(9) =-8a(10) =1a(11) =-10a(12) =11a(13) =-4a(14) =8a(15) =1a(16) =-5a(17) =29a(18) =-5a(19) =8a(20) =-32a(21) =1a(22) =-7a(23) =7a(24) =-33a(25) =26a(26) =-8a(27) =6112a(28) =1a(29) =-28