A176446 - OEIS

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A176446

Integers equal to sqrt(A176299/400).

1, 21, 8841, 1563274461, 48876540809860084881, 47778324830758366441099687810020355768101, 45655366472669229704532780257129479597227844595083706917185803648786109654138692121

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OFFSET

1,2

COMMENTS

a(n) is divisible by 21.

LINKS

Table of n, a(n) for n=1..7.

CROSSREFS

Cf. A176349, A176430.

Sequence in context: A307931 A270873 A263278 * A135823 A013726 A159358

Adjacent sequences: A176443 A176444 A176445 * A176447 A176448 A176449

KEYWORD

nonn

AUTHOR

Giovanni Teofilatto, Apr 18 2010

STATUS

approved