A346301 Positions of words in A076478 such that first digit = last digit.

1, 2, 3, 6, 7, 9, 12, 14, 15, 17, 19, 21, 24, 26, 28, 30, 31, 33, 35, 37, 39, 41, 43, 45, 48, 50, 52, 54, 56, 58, 60, 62, 63, 65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 96, 98, 100, 102, 104, 106, 108, 110, 112, 114, 116, 118, 120, 122, 124

Offset

1,2

Comments

The sequences A346301 and A346302 partition the positive integers.

See A076478 for a guide to related sequences.

Links

Table of n, a(n) for n=1..63.

Example

The first fourteen words w(n) are 0, 1, 00, 01, 10, 11, 000, 001, 010, 011, 100, 101, 110, 111, so that a(3) = 6.

Mathematica

(See A007931.)

Crossrefs

Cf. A007931, A076478, A346302.

Sequence in context: A029467 A029515 A061951 * A341257 A153348 A246647

Adjacent sequences: A346298 A346299 A346300 * A346302 A346303 A346304

Keyword

nonn,base

Author

Clark Kimberling, Jul 21 2021

Status

approved