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Search: id:A139478
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A139478 a(n) = A001109(n) in binary. +0
2
1, 110, 100011, 11001100, 10010100101, 1101100010010, 1001110111000111, 111001011110011000, 101001110111111001001, 11110100000011100011110, 10110001110011101011101011, 10000001100010101101001100100 (list; graph; listen)
OFFSET

1,2

MATHEMATICA

a = {}; Do[k = IntegerDigits[Expand[((2*Sqrt[2] + 3)^(n) - (3 - 2*Sqrt[2])^(n))/(4*Sqrt[2])], 2]; AppendTo[a, FromDigits[k]], {n, 1, 50}]; a (*Artur Jasinski*)

CROSSREFS

Cf. A001109, A139473, A139474, A139475, A139476, A139478.

Sequence in context: A090490 A135650 A097580 this_sequence A143750 A028673 A138280

Adjacent sequences: A139475 A139476 A139477 this_sequence A139479 A139480 A139481

KEYWORD

base,nonn

AUTHOR

Artur Jasinski (grafix(AT)csl.pl), Apr 22 2008

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


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