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A277947 Squares whose largest decimal digit is 3. 8
12321, 123201, 130321, 1232100, 1320201, 3101121, 12320100, 13032100, 102030201, 102232321, 103002201, 123210000, 123232201, 132020100, 310112100, 1232010000, 1303210000, 1322122321, 1332323001, 2103231321, 10022212321, 10130221201, 10203020100, 10203222121 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

A subsequence of A000290.

LINKS

Colin Barker, Table of n, a(n) for n = 1..100

PROG

(PARI) L=List(); for(n=1, 10000, if(vecmax(digits(n^2))==3, listput(L, n^2))); Vec(L)

(MAGMA) [n^2: n in [1..1000000] | Maximum(Intseq(n^2)) eq 3]; // Vincenzo Librandi, Nov 06 2016

CROSSREFS

Cf. A000290.

Cf. A277946, A277948, A277960.

Sequence in context: A242716 A077186 A077189 * A321492 A237782 A248717

Adjacent sequences:  A277944 A277945 A277946 * A277948 A277949 A277950

KEYWORD

nonn,easy,base

AUTHOR

Colin Barker, Nov 05 2016

STATUS

approved

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Last modified January 25 19:09 EST 2020. Contains 331249 sequences. (Running on oeis4.)