A078614 First differences of A072633.

1, 2, 1, 2, 1, 2, 1, 2, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 1, 2, 1, 2, 1, 2, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 1, 2, 1, 2, 1, 2, 1, 2

Offset

1,2

Comments

Differs from A022934 and A081129. - Georg Fischer, May 02 2025

Links

Georg Fischer, Table of n, a(n) for n = 1..1000

Example

a(2)=2, as A072633(2)=4 and A072633(1)=2.

Prog

(PARI) pu(m, n)=local(s); s=0; for (i=1, m, s=s+i^n); s
ox=1; for (k=1, 60, x=1; while (pu(x, k)<(x+1)^k, x++); print1((x-ox), ", "); ox=x)

Crossrefs

Cf. A072633.

Sequence in context: A111621 A387535 A326398 * A140195 A196564 A196563

Adjacent sequences: A078611 A078612 A078613 * A078615 A078616 A078617

Keyword

nonn

Author

Jon Perry, Dec 10 2002

Extensions

a(1) corrected by Georg Fischer, May 02 2025

Status

approved