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A122796 Connell (3,5)-sum sequence (partial sums of the (3,5)-Connell sequence) 7
1, 3, 8, 16, 27, 41, 58, 76, 97, 121, 148, 178, 211, 247, 286, 328, 373, 421, 470, 522, 577, 635, 696, 760, 827, 897, 970, 1046, 1125, 1207, 1292, 1380, 1471, 1565, 1660, 1758, 1859, 1963, 2070, 2180, 2293, 2409, 2528, 2650, 2775, 2903, 3034, 3168, 3305, 3445, 3588, 3734, 3883, 4035, 4190, 4346, 4505, 4667, 4832, 5000, 5171, 5345, 5522, 5702, 5885, 6071, 6260, 6452, 6647, 6845 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

REFERENCES

Iannucci, D. and Mills-Taylor, D. On Generalizing the Connell Sequence. Journal of Integer Sequences v.2(1999) Article 99.1.7.

Bullington, G. D., The Connell Sum Sequence, J. Integer Seq. 10 (2007), Article 07.2.6. (includes direct formula for a(n))

FORMULA

a(n)=(nth triangular number)-n+(nth partial sum of A122799).

CROSSREFS

Cf. A045930, A001614, A045928, A045929.

Cf. A122793, A122794, A122795, A122797, A122798, A122799, A122800.

Sequence in context: A013583 A122794 A115006 * A104249 A025202 A131941

Adjacent sequences:  A122793 A122794 A122795 * A122797 A122798 A122799

KEYWORD

nonn,easy

AUTHOR

Grady Bullington (bullingt(AT)uwosh.edu), Sep 14 2006

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Last modified February 14 10:24 EST 2012. Contains 205614 sequences.