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A116463
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Numbers n such that the minimal length of the corresponding shortest addition chain A003313(n)=A003313(9*n).
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6
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233017, 466034, 699051, 932068, 1165085, 1398102, 1864136, 1878713, 1922393, 2330169, 2330170, 2796203, 2796204, 3262237
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| The sequence is based on data computed by N. Clift (neillclift(AT)msn.com).
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CROSSREFS
| Cf. A115016, A003313 [l(k)], A086878 [l(k)=l(2*k)], A116459 [l(k)=l(3*k], A116460 [l(k)=l(5*k)], A116461 [l(k)=l(6*k)], A116462 [l(k)=l(7*k], A117151 [l(k)=l(10*k)].
Sequence in context: A179624 A050998 A128484 * A015331 A154531 A202938
Adjacent sequences: A116460 A116461 A116462 * A116464 A116465 A116466
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KEYWORD
| hard,more,nonn
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AUTHOR
| Hugo Pfoertner (hugo(AT)pfoertner.org), Mar 07 2006
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