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Search: id:A076384
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| A076384 |
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Numbers n such that sum of digits in base 6 is a divisor of sum of prime divisors (A008472). |
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+0
1
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| 2, 3, 5, 6, 25, 30, 36, 38, 39, 42, 60, 78, 84, 90, 106, 114, 120, 122, 126, 130, 150, 152, 156, 171, 178, 180, 183, 186, 187, 194, 198, 216, 217, 218, 219, 221, 222, 228, 230, 240, 244, 252, 255, 258, 259, 260, 262, 264, 270, 287, 294, 297, 299, 300, 303, 321
(list; graph; listen)
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OFFSET
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1,1
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MAPLE
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A076384 := proc(n) local i, j, t, t1, sod, sopd; t := NULL; for i from 2 to n do t1 := i; sod := 0; while t1 <> 0 do sod := sod + (t1 mod 6); t1 := floor(t1/6); od; sopd := 0; j := 1; while ithprime(j) <= i do if i mod ithprime(j) = 0 then sopd := sopd+ithprime(j); fi; j := j+1; od; if sopd mod sod = 0 then t := t, i; fi; od; t; end;
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CROSSREFS
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Cf. A075657, A076380 - A076387.
Adjacent sequences: A076381 A076382 A076383 this_sequence A076385 A076386 A076387
Sequence in context: A109628 A102977 A131599 this_sequence A124648 A093339 A113566
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KEYWORD
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nonn,base
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AUTHOR
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Floor van Lamoen (fvlamoen(AT)hotmail.com), Oct 08 2002
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