A383443 First differences of A383442.

1, 1, -3, -1, -1, 6, 1, 1, -10, 1, 10, 1, 1, -15, 1, 15, 1, 1, -21, 1, 1, -3, -1, -1, -1, 28, -1, -1, 3, 1, 1, 1, -36, 3, -1, -1, 36, 1, 1, 1, 1, -45, 3, -1, -1, 45, 1, 1, 1, 1, -55, 3, 1, -3, 1, -3, -1, -1, -1, -1, -1, 66, -3, -1, 3, -1, 3, 1, 1, 1, 1, 1, -78, 3, 1, 1, -3, -1, 78, 1, 1, 1, 1, 1, 1, -91, 3, 1, 1, -3, -1, 91

Offset: 0

Author

N. J. A. Sloane, May 03 2025

Keywords

• sign

Comments

These are the successive steps made during the construction of A383442.

Links

• Paolo Xausa, Table of n, a(n) for n = 0..10000

Crossrefs

Cf. A383442, A383688.

Programs

Mathematica

(* A383442list is defined at A383442 *)
Differences[A383442list[100]] (* Paolo Xausa, May 05 2025 *)