s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (natural numbers >= 2), t = A023532.
A024871
s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (natural numbers >= 2), t = A023532.
Terms
- a(0) =0a(1) =2a(2) =5a(3) =3a(4) =6a(5) =5a(6) =9a(7) =12a(8) =17a(9) =16a(10) =22a(11) =21a(12) =26a(13) =24a(14) =31a(15) =39a(16) =48a(17) =47a(18) =55a(19) =53a(20) =63a(21) =61a(22) =72a(23) =70a(24) =82a(25) =93a(26) =106a(27) =104a(28) =118a(29) =116
External references
- oeis: A024871