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A114724 Each term is the sum of the next two digits. 1
2, 11, 6, 5, 14, 9, 5, 4, 13, 8, 5, 3, 2, 11, 6, 5, 14, 9, 5, 4, 13, 8, 5, 3, 2, 11, 6, 5, 14, 9, 5, 4, 13, 8, 5, 3, 2, 11, 6, 5, 14, 9, 5, 4, 13, 8, 5, 3, 2, 11, 6, 5, 14, 9, 5, 4, 13, 8, 5, 3, 2, 11, 6, 5, 14, 9, 5, 4, 13, 8, 5, 3, 2, 11, 6, 5, 14, 9, 5, 4, 13, 8, 5, 3, 2, 11, 6, 5 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..88.

Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).

FORMULA

Cycles with period 12.

a(n)=(1/792)*{151*(n mod 12)+217*[(n+1) mod 12]+283*[(n+2) mod 12]+415*[(n+3) mod 12]-509*[(n+4) mod 12]+151*[(n+5) mod 12]+349*[(n+6) mod 12]+415*[(n+7) mod 12]-509*[(n+8) mod 12]+151*[(n+9) mod 12]+415*[(n+10) mod 12]-509*[(n+11) mod 12, with n>=0 - Paolo P. Lava, Feb 22 2008

EXAMPLE

E.g. 2=1+1, 11=6+5, ...

MATHEMATICA

PadRight[{}, 120, {2, 11, 6, 5, 14, 9, 5, 4, 13, 8, 5, 3}] (* Harvey P. Dale, May 23 2019 *)

PROG

(Magma) &cat[[2, 11, 6, 5, 14, 9, 5, 4, 13, 8, 5, 3]^^10]; // Vincenzo Librandi, May 27 2019

CROSSREFS

Cf. A113779.

Sequence in context: A339807 A158616 A127821 * A226219 A285866 A165768

Adjacent sequences: A114721 A114722 A114723 * A114725 A114726 A114727

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane, based on Dec 06 2005 posting from Mike Stay to the SeqFan list, Feb 27 2006

STATUS

approved

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Last modified December 5 06:26 EST 2022. Contains 358582 sequences. (Running on oeis4.)