Triangle, read by rows, given by [0,1,1,1,1,1,1,1,...] DELTA [1,0,1,0,2,0,3,0,4,0,5,0,6,0,...] where DELTA is the operator defined in A084938.

A173050

Triangle, read by rows, given by [0,1,1,1,1,1,1,1,...] DELTA [1,0,1,0,2,0,3,0,4,0,5,0,6,0,...] where DELTA is the operator defined in A084938.

Terms

    a(0) =1a(1) =0a(2) =1a(3) =0a(4) =1a(5) =1a(6) =0a(7) =2a(8) =3a(9) =1a(10) =0a(11) =5a(12) =10a(13) =6a(14) =1a(15) =0a(16) =14a(17) =36a(18) =31a(19) =10a(20) =1a(21) =0a(22) =42a(23) =135a(24) =156a(25) =77a(26) =15a(27) =1a(28) =0a(29) =132

External references