A246262 Inverse function to injection A246261, partial sums of A246260.

0, 1, 1, 2, 3, 3, 3, 3, 3, 4, 5, 6, 7, 8, 9, 9, 10, 10, 10, 10, 10, 10, 10, 11, 11, 12, 12, 13, 13, 13, 14, 15, 15, 16, 17, 18, 19, 20, 21, 22, 23, 23, 24, 24, 25, 25, 25, 26, 27, 28, 28, 28, 29, 29, 29, 29, 30, 30, 31, 32, 32, 32, 32, 32, 33, 33, 33, 33, 33, 34, 34, 35, 35, 35, 35, 36, 36, 36, 36, 36, 36, 37, 38, 39

Offset: 0

Author

Antti Karttunen, Aug 21 2014

Keywords

• nonn

Links

• Antti Karttunen, Table of n, a(n) for n = 0..10001

Crossrefs

Cf. A246260, A246261, A246264, A246266.

Formula

a(0) = 0, and for n >= 1, a(n) = A246260(n) + a(n-1).

a(n) = n - A246264(n).

Other identities. For all n >= 1 the following holds:

a(A246261(n)) = n. [This works as an inverse function for A246261].