A252939 First differences of A252912.

21, 1, 64, 1, 20, 9, 2, 6, 2, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 176, 456, 110, 265, 216, 595, 4, 107, 433, 723, 252, 75, 432, 51, 298, 2405, 780, 431, 866, 78, 135, 723, 29, 842, 224, 5, 467, 672

Offset

1,1

Links

Reinhard Zumkeller, Table of n, a(n) for n = 1..250

Prog

(Haskell)
a252939 n = a252939_list !! (n-1)
a252939_list = zipWith (-) (tail a252912_list) a252912_list

Crossrefs

Cf. A252912, A252940 (run lengths).

Sequence in context: A040460 A040461 A260531 * A132166 A092083 A040435

Adjacent sequences: A252936 A252937 A252938 * A252940 A252941 A252942

Keyword

nonn

Author

Reinhard Zumkeller, Dec 25 2014

Status

approved