A381234 RUNS transform of A000319.

2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 4, 1, 1, 2, 1, 1, 1, 1, 7, 1, 1, 2, 1, 1, 2, 1, 2, 1, 8, 1, 1, 1, 1, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 825, 2, 1, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 2, 1, 1, 76, 1, 1, 1, 1, 2, 1, 1, 3, 2, 1, 1, 1, 1, 1, 1, 29, 1, 1, 1, 1, 2, 1, 1, 2, 1, 1, 1144, 1, 1, 188, 1, 1, 4571, 1, 1, 62

Offset

1,1

Comments

Based on Tim Peters's data file in A000319.

Links

N. J. A. Sloane, Table of n, a(n) for n = 1..15593

Example

A000319 begins 1, 1, 74, -1, -2, -3, 0, 1, 30, -2, -2, 29, 1, 4, -6, 0, 1, 2, -1, -1, -1, -1, -2,  ...
so the RUNS transform is 2, 1, 1, 1, 1, 1, 1, 2, 1, ...
and A381235 starts 1, 74, -1, -2, -3, 0, 1, 30, -2, 29, ...

Crossrefs

Cf. A000319, A381235.

Sequence in context: A328856 A053150 A295657 * A163379 A391500 A006466

Adjacent sequences: A381231 A381232 A381233 * A381235 A381236 A381237

Keyword

nonn

Author

N. J. A. Sloane, Mar 16 2025

Status

approved