A078463 a(n) = A000594(n+1) - A000594(n).

-25, 276, -1724, 6302, -10878, -10696, 101224, -198123, -2277, 650532, -905556, -206794, 979594, 815304, -230024, -7893070, 9633366, 7933988, -17771180, 2890272, -8611200, 31473960, 2645688, -46788185, 39364937, -87144792, 97926248, 103759462, -157618470, -23631328

Offset

1,1

Links

Amiram Eldar, Table of n, a(n) for n = 1..10000

Formula

Euler transform of the eventually constant sequence [-25, -24, -24, -24, -24, ...]. - Georg Fischer, Aug 19 2020

Example

a(1) = A000594(2) - A000594(1) = -24-1 = -25.

Maple

# Using the function EULER from Transforms (see link at the bottom of the page).
EULER([-25, seq(-24, n=1..30)]); # Peter Luschny, Aug 19 2020

Mathematica

Differences[Array[RamanujanTau, 50]] (* Amiram Eldar, Jan 10 2025 *)

Prog

(PARI) a(n)=ramanujantau(n+1)-ramanujantau(n); \\ Joerg Arndt, Aug 19 2020

Crossrefs

Cf. A000594.

Sequence in context: A022717 A197279 A061617 * A231790 A125413 A160084

Adjacent sequences: A078460 A078461 A078462 * A078464 A078465 A078466

Keyword

sign,changed

Author

Jon Perry, Jan 01 2003

Status

approved