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A274629 Partial sums of A274628. 1
1, 5, 12, 25, 40, 66, 91, 130, 170, 224, 273, 352, 415, 503, 591, 703, 796, 936, 1045, 1204, 1346, 1516, 1659, 1883, 2051, 2267, 2469, 2724, 2923, 3227, 3446, 3754, 4022, 4338, 4612, 5016, 5297, 5667, 6005, 6443, 6766, 7250, 7595, 8076, 8509, 8993, 9382, 9993 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..48.

Sandie Han, Ariane M. Masuda, Satyanand Singh, Johann Thiel, Orphans in Forests of Linear Fractional Transformations, Electronic Journal of Combinatorics 23(3) (2016), #P3.6.

CROSSREFS

Cf. A274628.

Sequence in context: A169699 A109624 A081501 * A082019 A336877 A212058

Adjacent sequences:  A274626 A274627 A274628 * A274630 A274631 A274632

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jul 07 2016

EXTENSIONS

More terms from Eric Rowland, May 26 2018

STATUS

approved

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Last modified September 22 22:24 EDT 2020. Contains 337291 sequences. (Running on oeis4.)