A375857 Left border of triangle A375761.

2, 3, 4, 5, 7, 8, 10, 9, 11, 13, 14, 15, 17, 16, 18, 19, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 73, 74

Offset

1,1

Links

Table of n, a(n) for n=1..67.

Rémy Sigrist, PARI program

Formula

a(n) = A375761(n, 1).

Example

a(5) = A375761(5, 1) = 7.

Prog

(PARI) \\ See Links section.

Crossrefs

Cf. A035311, A375761, A375846.

Sequence in context: A111747 A257594 A101545 * A245231 A034154 A039262

Adjacent sequences: A375854 A375855 A375856 * A375858 A375859 A375860

Keyword

nonn

Author

Rémy Sigrist, Sep 01 2024

Status

approved