A330422 Running totals in A330403.

0, 1, 4, 0, 9, 4, 16, 9, 1, 16, 0, 25, 36, 49, 25, 4, 36, 16, 49, 9, 36, 64, 81, 100, 64, 25, 81, 36, 1, 49, 0, 64, 9, 81, 144, 121, 64, 4, 81, 16, 100, 144, 196, 225, 256, 324, 361, 441, 400, 324, 225, 144, 49, 100, 169, 256, 361, 484, 441, 529, 576, 484, 625

Offset

0,3

Comments

All terms are square numbers.

Links

Rémy Sigrist, Table of n, a(n) for n = 0..10000

Rémy Sigrist, PARI program for A330422

Formula

A330403(n) = abs(a(n) - a(n-1)).

Prog

(PARI) See Links section.

Crossrefs

Cf. A330403.

Sequence in context: A016683 A338107 A100074 * A035102 A242015 A187507

Adjacent sequences: A330419 A330420 A330421 * A330423 A330424 A330425

Keyword

nonn

Author

Rémy Sigrist, Dec 14 2019

Status

approved