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A120136 a(1)=7; a(n)=floor((14+sum(a(1) to a(n-1)))/2). 1
7, 10, 15, 23, 34, 51, 77, 115, 173, 259, 389, 583, 875, 1312, 1968, 2952, 4428, 6642, 9963, 14945, 22417, 33626, 50439, 75658, 113487, 170231, 255346, 383019, 574529, 861793, 1292690, 1939035, 2908552, 4362828, 6544242, 9816363, 14724545 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..1000

MATHEMATICA

nxt[{t_, a_}]:=Module[{c=Floor[(14+t)/2]}, {t+c, c}]; NestList[nxt, {7, 7}, 40][[All, 2]] (* Harvey P. Dale, Jan 13 2017 *)

CROSSREFS

Cf. A073941, A112088, A072493.

Sequence in context: A030764 A155716 A025002 * A020743 A088350 A085382

Adjacent sequences:  A120133 A120134 A120135 * A120137 A120138 A120139

KEYWORD

nonn

AUTHOR

Graeme McRae, Jun 10 2006

STATUS

approved

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Last modified January 20 19:53 EST 2020. Contains 331096 sequences. (Running on oeis4.)