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A134589 A modified Heron sequence starting from 1,3. 1
1, 3, 12, 49, 108, 243, 624 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

REFERENCES

Heron Sequences, Paul Yiu, K. R. S. Sastry and Shanzhen Gao, presented on the 2007 Integers Conference and submitted: INTEGERS - Electronic Journal of Combinatorial Number Theory.

CROSSREFS

Cf. A134587, A134588.

Sequence in context: A151169 A058371 A060113 * A178872 A037758 A037646

Adjacent sequences:  A134586 A134587 A134588 * A134590 A134591 A134592

KEYWORD

nonn

AUTHOR

Shanzhen Gao (sgao2(AT)fau.edu), Nov 02 2007

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Last modified February 16 17:48 EST 2012. Contains 205939 sequences.