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A051276 Coefficients in 5-adic expansion of sqrt(-1). +0
1
2, 1, 2, 1, 3, 4, 2, 3, 3, 2, 2, 4, 1, 3, 2, 4, 4, 3, 4, 4, 1, 2, 4, 1, 4, 1, 1, 3, 1, 4, 1, 4, 2, 1, 1, 3, 3, 2, 2, 4, 4, 2, 4, 3, 1, 2, 4, 3, 3, 3, 3, 1, 3, 1, 1, 3, 3, 4, 1, 3, 3, 3, 4, 2, 2, 2, 1, 4, 1, 1, 4, 4, 2, 1, 2, 3, 4, 4, 4, 2, 2, 1, 3, 1, 3, 2, 4, 2, 1, 4, 3, 4, 3, 1, 2, 1, 3, 3, 3, 1, 1, 3, 1, 2, 2 (list; graph; listen)
OFFSET

0,1

EXAMPLE

2 + 1*5 + 2*5^2 + 1*5^3 + 3*5^4 + 4*5^5 + 2*5^6 + 3*5^7 + 3*5^9 + 2*5^10 + 2*5^11 + 4*5^13 + 1*5^14 + 3*5^15 + 2*5^16 + 4*5^17 + 4*5^19+...

PROGRAM

(PARI) sqrt(-1+O(5^100))

CROSSREFS

Cf. A034935, A048898, A048899.

Sequence in context: A029174 A058753 A133117 this_sequence A137752 A081169 A030359

Adjacent sequences: A051273 A051274 A051275 this_sequence A051277 A051278 A051279

KEYWORD

nonn,easy,nice

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

EXTENSIONS

More terms from Antonio G. Astudillo (afg_astudillo(AT)hotmail.com) and Jason Earls (zevi_35711(AT)yahoo.com), Jun 15 2001

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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