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A071047 Number of 1's in n-th row of triangle in A071031. +0
1
1, 3, 3, 6, 5, 8, 9, 10, 10, 14, 13, 15, 16, 18, 18, 21, 20, 23, 24, 25, 25, 29, 28, 30, 31, 33, 33, 36, 35, 38, 39, 40, 40, 44, 43, 45, 46, 48, 48, 51, 50, 53, 54, 55, 55, 59, 58, 60, 61, 63, 63, 66, 65, 68, 69, 70, 70, 74, 73, 75, 76, 78, 78, 81, 80, 83, 84, 85 (list; graph; listen)
OFFSET

0,2

REFERENCES

S. Wolfram, A New Kind of Science, Wolfram Media, 2002; Chapter 3.

LINKS

Index entries for sequences related to cellular automata

FORMULA

G.f.: (2x^5+x^4+5x^3+3x^2+3x+1)/[(1-x^3)(1-x^4)].

CROSSREFS

Sequence in context: A142149 A132119 A023822 this_sequence A165606 A080512 A102245

Adjacent sequences: A071044 A071045 A071046 this_sequence A071048 A071049 A071050

KEYWORD

nonn

AUTHOR

Hans Havermann (pxp(AT)rogers.com), May 26 2002

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.


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