A269362 Least monotonic left inverse of A269389.

1, 2, 2, 3, 3, 4, 5, 6, 6, 6, 7, 7, 8, 9, 9, 10, 10, 11, 12, 13, 14, 15, 16, 17, 18, 18, 19, 20, 21, 21, 21, 22, 22, 22, 23, 24, 25, 26, 27, 27, 27, 28, 29, 30, 30, 31, 32, 32, 32, 32, 33, 33, 34, 35, 36, 37, 38, 39, 40, 41, 41, 42, 43, 44, 44, 45, 45, 45, 46, 46, 47, 48, 49, 50, 51, 52, 53, 53, 54, 54, 55, 56, 57

Offset: 1

Author

Antti Karttunen, Mar 16 2016

Keywords

• nonn

Comments

a(n) = number of terms of A269389 <= n.

Links

• Antti Karttunen, Table of n, a(n) for n = 1..10000

Crossrefs

Cf. A269389, A269849.

Cf. also A270193, A270199.

Formula

a(n) = A269849(6+n) - 6.

Other identities. For all n >= 1:

a(A269389(n)) = n.