Number of starting configurations of Nim with n pieces such that 1st player wins. Partitions of n such that their xor-sum is nonzero.

A233810

Number of starting configurations of Nim with n pieces such that 1st player wins. Partitions of n such that their xor-sum is nonzero.

Terms

    a(0) =0a(1) =1a(2) =1a(3) =3a(4) =3a(5) =7a(6) =7a(7) =15a(8) =16a(9) =30a(10) =32a(11) =56a(12) =61a(13) =101a(14) =104a(15) =176a(16) =188a(17) =297a(18) =317a(19) =490a(20) =529a(21) =792a(22) =849a(23) =1255a(24) =1362a(25) =1958a(26) =2119a(27) =3010a(28) =3275a(29) =4565

External references