spt(7n+5) where spt(n) = A092269(n).

Terms

a(0) =14a(1) =238a(2) =1820a(3) =10486a(4) =48692a(5) =196168a(6) =706671a(7) =2335760a(8) =7185780a(9) =20832168a(10) =57385734a(11) =151261320a(12) =383516700a(13) =939524019a(14) =2231714982a(15) =5155845968a(16) =11614187984a(17) =25565740130a(18) =55096236664a(19) =116437751108a(20) =241655216355a(21) =493152387294a(22) =990688365380