The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 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

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

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