This site is supported by donations to The OEIS Foundation.

 Annual appeal: Please make a donation to keep the OEIS running! Over 6000 articles have referenced us, often saying "we discovered this result with the help of the OEIS". Other ways to donate

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A072922 Spell English name for n, then interpret as number in base 36. 6
 1652100, 31946, 38760, 49537526, 732051, 724298, 36969, 47723135, 24375809, 1097258, 38111, 882492287, 1807948346, 2310701170991, 1242626638127, 33766692143, 62095095599, 1165465079087, 1137277763375, 1842973464623 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS Base 36 extrapolates the use of the letters of the alphabet as placeholders, as in the more familiar base-16's A, B, C, D, E, F, all the way to Z. REFERENCES M. J. Halm, Sequences (Re)discovered, Mpossibilities 81 (Aug. 2002). LINKS Landon Curt Noll, The English Name of a Number Eric Weisstein's World of Mathematics, Number Robert G. Wilson v, English names for the numbers from 0 to 11159 without spaces or hyphens . M. J. Halm, Jootsy Calculus. FORMULA In base 36 A = 10, B = 11, ..., Z = 35 EXAMPLE a(0) = 1652100 because zero (base 36) = z(36^3) + e(36^2) + r(36) + o = 35(46656) + 14(1296) + 27(36) + 24 = 1632960 + 18144 + 972 + 24 = 1652100 (base 10). MATHEMATICA lst = {zero, one, two, three, four, five, six, seven, eight, nine, ten, eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen, twenty, twentyone, twentytwo, twentythree, twentyfour, twentyfive, twentysix, twentyseven, twentyeight, twentynine, thirty, thirtyone, thirtytwo, thirtythree, thirtyfour, thirtyfive, thirtysix, thirtyseven, thirtyeight, thirtynine, forty, fortyone, fortytwo, fortythree, fortyfour, fortyfive, fortysix, fortyseven, fortyeight, fortynine, fifty}; f[ls_] := FromDigits[ToString@ls, 36]; f@# & /@ lst (* Robert G. Wilson v, Aug 26 2007 *) CROSSREFS Cf. A038842. Sequence in context: A205985 A258953 A144127 * A204762 A061127 A183798 Adjacent sequences:  A072919 A072920 A072921 * A072923 A072924 A072925 KEYWORD word,base,nonn AUTHOR Michael Joseph Halm, Aug 19 2002 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 | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.