a(n) = A108462(A025487(n)).

Terms

a(0) =1a(1) =2a(2) =9a(3) =15a(4) =31a(5) =92a(6) =109a(7) =444a(8) =203a(9) =339a(10) =712a(11) =1903a(12) =1663a(13) =1043a(14) =4070a(15) =7279a(16) =10105a(17) =2998a(18) =20061a(19) =16601a(20) =25904a(21) =4140a(22) =27036a(23) =51551a(24) =8406a(25) =86713a(26) =117750a(27) =86172a(28) =43263a(29) =149570