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A077628 Sum of terms in periodic part of continued fraction expansion of square root of 1+2^n. 0
3, 4, 3, 8, 14, 16, 42, 32, 82, 64, 270, 128, 518, 256, 642, 512, 2126, 1024, 7098, 2048, 7502, 4096, 14550, 8192, 19810 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

MATHEMATICA

Table[Apply[Plus, Last[ContinuedFraction[Sqrt[1+2^u]]]], {u, 1, 25}]

CROSSREFS

Cf. A077624-A077635.

Sequence in context: A077005 A134065 A015887 * A158134 A184853 A172004

Adjacent sequences:  A077625 A077626 A077627 * A077629 A077630 A077631

KEYWORD

nonn

AUTHOR

Labos E. (labos(AT)ana.sote.hu), Nov 13 2002

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Last modified February 17 00:09 EST 2012. Contains 205978 sequences.