A341199 First differences of A341198.

4, 16, 16, 24, 36, 32, 48, 44, 56, 72, 64, 76, 80, 88, 92, 96, 112, 116, 120, 120, 128, 140, 152, 144, 148, 184, 160, 184, 172, 184, 208, 188, 208, 208, 220, 240, 224, 240, 244, 256, 256, 252, 288, 272, 280, 276, 296, 312, 308, 320, 312, 328, 340, 328, 344

Offset: 1

Author

Pontus von Brömssen, Feb 06 2021

Keywords

• nonn

Crossrefs

Cf. A341198.

Formula

a(n) = A341198(n) - A341198(n-1).

a(n) == 0 (mod 4).

If A341198(n) = Pi*n^2 + c*n + o(n) for some constant c (as suggested in a comment to A341198), it holds that a(n) ~ 2*Pi*n + o(n).