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A048725
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a(n) = Xmult(n,5) or rule90(n,1).
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13
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0, 5, 10, 15, 20, 17, 30, 27, 40, 45, 34, 39, 60, 57, 54, 51, 80, 85, 90, 95, 68, 65, 78, 75, 120, 125, 114, 119, 108, 105, 102, 99, 160, 165, 170, 175, 180, 177, 190, 187, 136, 141, 130, 135, 156, 153, 150, 147, 240, 245, 250, 255, 228, 225, 238, 235, 216, 221, 210
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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COMMENTS
| a(n) = n XOR n*2 XOR (n XOR n*2)*2 = A048724(A048724(n)). - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Nov 12 2004
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MATHEMATICA
| Table[ BitXor[4n, n], {n, 0, 60}] (from Robert G. Wilson v (rgwv(at)rgwv.com), Jul 06 2006)
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CROSSREFS
| Cf. A048720, A048705, A048710, A048727, A048729.
Sequence in context: A181579 A137936 A109046 * A190240 A199860 A101889
Adjacent sequences: A048722 A048723 A048724 * A048726 A048727 A048728
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KEYWORD
| nonn
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AUTHOR
| Antti Karttunen, Apr 26 1999
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