a(n)= sum_{i=7..n+6} A000931(i).

Terms

a(0) =1a(1) =3a(2) =5a(3) =8a(4) =12a(5) =17a(6) =24a(7) =33a(8) =45a(9) =61a(10) =82a(11) =110a(12) =147a(13) =196a(14) =261a(15) =347a(16) =461a(17) =612a(18) =812a(19) =1077a(20) =1428a(21) =1893a(22) =2509a(23) =3325a(24) =4406a(25) =5838a(26) =7735a(27) =10248a(28) =13577a(29) =17987