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A067094 Floor[X/Y] where X = concatenation in decreasing order of (n+1)-st odd number through the 2n-th odd number and Y = concatenation in decreasing order of first n odd numbers. 9
3, 5, 8, 1115, 141185, 170938, 200692, 230447, 260202, 289956, 319711, 349465, 379220, 408974, 438729, 468483, 498238, 527993, 557747, 587502, 617256, 647011, 676765, 706520, 736274, 7592691, 788748988, 81823548335, 8477219785398 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..29.

EXAMPLE

a(4)= floor[1513119/1357] =floor[1115.047162859248341930729550479] = 1115.

MATHEMATICA

f[n_] := (k = 1; x = y = "0"; While[k < n + 1, x = StringJoin[ToString[2n + 2k - 1], x]; y = StringJoin[y, ToString[2k - 1]]; k++ ]; Return[ Floor[ ToExpression[x] / ToExpression[y]/10]] ); Table[ f[n], {n, 1, 32} ]

CROSSREFS

Cf. A067088, A067089, A067090, A067091, A067092, A067093.

Sequence in context: A174442 A109342 A121371 * A272235 A058642 A258086

Adjacent sequences:  A067091 A067092 A067093 * A067095 A067096 A067097

KEYWORD

easy,nonn,base

AUTHOR

Amarnath Murthy, Jan 07 2002

EXTENSIONS

More terms from Robert G. Wilson v, Jan 09 2002

STATUS

approved

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Last modified January 27 15:14 EST 2020. Contains 331295 sequences. (Running on oeis4.)