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A066551 Let N =149162536496481100121441691962252562893243614..., the concatenation of the squares. a(n) is the n-digit number formed from the digits of N starting from the {n(n-1)/2 +1}th digit. Omit any leading zeros. +0
3
1, 49, 162, 5364, 96481, 100121, 1441691, 96225256, 289324361, 4004414845, 29576625676, 729784841900, 9611024108911, 56122512961369, 144415211600168, 1176418491936202, 52116220923042401, 250026012704280929 (list; graph; listen)
OFFSET

1,2

COMMENT

Are there any squares in this sequence other than 1 and 49?

CROSSREFS

Cf. A066547, A066549.

Adjacent sequences: A066548 A066549 A066550 this_sequence A066552 A066553 A066554

Sequence in context: A027469 A044381 A044762 this_sequence A134210 A009409 A009431

KEYWORD

nonn,base

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Dec 16 2001

EXTENSIONS

Corrected and extended by Lior Manor (lior.manor(AT)gmail.com) Feb 13 2002

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Last modified October 15 20:12 EDT 2008. Contains 145099 sequences.


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