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A074812 Smaller of 2 squares whose corresponding digits add to give 0 or 10 and neither square ends in 0's. (The smaller of two 10-complementary squares.) 0
1, 21609, 22801, 299209, 5446183447063166809 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..5.

Contest Center, Digit puzzles

EXAMPLE

a(2) = 21609 is the smaller of the square pair ( 21609, 89401 ), in which the corresponding digits add to 10 or 0.

1^2 = 1, 3^2=9

CROSSREFS

Sequence in context: A221002 A190470 A113620 * A037160 A271021 A262818

Adjacent sequences:  A074809 A074810 A074811 * A074813 A074814 A074815

KEYWORD

hard,nonn,base

AUTHOR

Sudipta Das (juitech(AT)vsnl.net), Sep 08 2002

EXTENSIONS

More terms from Frank Rubin (contestcen(AT)aol.com), Sep 16 2002

STATUS

approved

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Last modified December 2 10:39 EST 2020. Contains 338876 sequences. (Running on oeis4.)