Number of partitions of n-th triangular number n(n+1)/2 (A000217(n)) into triangular parts.

Terms

a(0) =1a(1) =1a(2) =2a(3) =4a(4) =7a(5) =15a(6) =32a(7) =66a(8) =141a(9) =295a(10) =619a(11) =1286a(12) =2654a(13) =5460a(14) =11066a(15) =22357a(16) =44962a(17) =89258a(18) =176459a(19) =347103a(20) =675846a(21) =1309903a(22) =2525893a(23) =4830943a(24) =9196093a(25) =17418788a(26) =32772432a(27) =61375543a(28) =114401182a(29) =212026732