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A295017 Squares whose largest digit is 7. 2
576, 676, 1764, 2704, 3721, 4761, 5476, 5776, 6724, 7056, 7225, 7744, 15376, 17161, 17424, 20736, 23716, 27225, 27556, 30276, 32761, 35721, 37636, 47524, 50176, 51076, 54756, 57121, 57600, 67600, 70225, 70756, 72361, 73441, 75076, 75625, 76176, 101761, 106276, 126736, 137641, 141376 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..42.

FORMULA

a(n) = A295007(n)^2.

PROG

(PARI) is_A295017(n)=issquare(n)&&n&&vecmax(digits(n))==7 \\ The "n&&" avoids an error message for n=0.

CROSSREFS

Cf. A295007 (square roots of the terms),  A277946 .. A277948 (same for digit 2 .. 4), A295015 .. A295019 (same for digit 5 .. 9), A295022 (same for cubes).

Cf. A000290 (the squares).

Sequence in context: A136111 A199549 A131982 * A053969 A316486 A250775

Adjacent sequences:  A295014 A295015 A295016 * A295018 A295019 A295020

KEYWORD

nonn,base

AUTHOR

M. F. Hasler, Nov 12 2017

STATUS

approved

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Last modified May 31 00:29 EDT 2020. Contains 334747 sequences. (Running on oeis4.)