A137901 - OEIS

A137901

Limiting sequence when we start with positive integers (A000027) and at step n >= 1 add to the term at position n + a(n) the value 1.

1, 3, 3, 4, 6, 7, 7, 9, 9, 10, 12, 12, 14, 15, 15, 16, 18, 19, 19, 21, 21, 22, 24, 25, 25, 26, 28, 28, 30, 31, 31, 33, 33, 34, 36, 36, 38, 39, 39, 40, 42, 43, 43, 45, 45, 46, 48, 48, 50, 51, 51, 53, 53, 54, 56, 57, 57, 58, 60, 60, 62, 63, 63, 64, 66, 67, 67, 69, 69, 70

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

LINKS

Table of n, a(n) for n=1..70.

FORMULA

Limiting sequence when we start with positive integers (A000027) and at step n >= 1 add to the term at position n + a(n) the value 1.

PROG

(PARI) lista(nn) = my(va = [1..nn]); for (n=1, nn, my(m = n+va[n]); if (m <= nn, va[m]++)); va; \\ Michel Marcus, Oct 29 2022

CROSSREFS

Cf. A000027, A136119, A137319, A137417, A137418, A136259, A136272.

Sequence in context: A098238 A088651 A161019 * A138095 A023837 A240115