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!)
 A039048 Numbers whose representation in base 7 has the same number of 4's and 6's. 1
 0, 1, 2, 3, 5, 7, 8, 9, 10, 12, 14, 15, 16, 17, 19, 21, 22, 23, 24, 26, 34, 35, 36, 37, 38, 40, 46, 49, 50, 51, 52, 54, 56, 57, 58, 59, 61, 63, 64, 65, 66, 68, 70, 71, 72, 73, 75, 83, 84, 85, 86, 87, 89, 95, 98, 99, 100, 101, 103, 105, 106, 107, 108, 110, 112, 113, 114 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 LINKS Daniel Starodubtsev, Table of n, a(n) for n = 1..10000 MATHEMATICA Select[Range[0, 200], DigitCount[#, 7, 4]==DigitCount[#, 7, 6]&] (* Harvey P. Dale, Aug 26 2020 *) CROSSREFS Cf. A007093. Sequence in context: A180221 A111292 A047373 * A105764 A226811 A227802 Adjacent sequences:  A039045 A039046 A039047 * A039049 A039050 A039051 KEYWORD nonn,base,easy,changed AUTHOR 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 May 13 18:08 EDT 2021. Contains 343865 sequences. (Running on oeis4.)