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A075646 (Sum of n-th group in A075643)/(n+1). 4
1, 3, 4, 11, 13, 16, 29, 38, 42, 55, 71, 81, 95, 110, 134, 153, 176, 186, 221, 249, 272, 290, 310, 358, 403, 416, 454, 475, 517, 556, 600, 622, 670, 744, 771, 808, 854, 922, 978, 1013, 1085, 1120, 1184, 1252, 1314, 1354, 1441, 1489, 1536, 1633, 1713, 1753 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..52.

CROSSREFS

Cf. A075643, A075644, A075645, A075647.

Sequence in context: A047457 A226632 A098377 * A133621 A216558 A049619

Adjacent sequences:  A075643 A075644 A075645 * A075647 A075648 A075649

KEYWORD

nonn

AUTHOR

Amarnath Murthy, Sep 30 2002

EXTENSIONS

More terms from David Wasserman, Jan 22 2005

STATUS

approved

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Last modified March 21 01:18 EDT 2019. Contains 321356 sequences. (Running on oeis4.)