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A120141 a(1)=14; a(n)=floor((29+sum(a(1) to a(n-1)))/2). 1
14, 21, 32, 48, 72, 108, 162, 243, 364, 546, 819, 1229, 1843, 2765, 4147, 6221, 9331, 13997, 20995, 31493, 47239, 70859, 106288, 159432, 239148, 358722, 538083, 807125, 1210687, 1816031, 2724046, 4086069, 6129104, 9193656, 13790484 (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[{a2=Floor[(29+t)/2]}, {t+a2, a2}]; NestList[nxt, {0, 14}, 40][[All, 2]] (* Harvey P. Dale, Nov 28 2018 *)

CROSSREFS

Cf. A073941, A112088, A072493.

Sequence in context: A284808 A006625 A114382 * A240593 A121495 A263990

Adjacent sequences:  A120138 A120139 A120140 * A120142 A120143 A120144

KEYWORD

nonn

AUTHOR

Graeme McRae, Jun 10 2006

STATUS

approved

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Last modified November 20 20:56 EST 2019. Contains 329347 sequences. (Running on oeis4.)