Indices of records in A255933.

Terms

a(0) =1a(1) =2a(2) =4a(3) =11a(4) =49a(5) =286a(6) =1997a(7) =31925a(8) =287310a(9) =1436559a(10) =31604222a(11) =189625346a(12) =4930259198a(13) =34511814535