A067093 - OEIS

A067093

Floor[X/Y] where X = concatenation of (n+1)-st odd number through the 2n-th odd number and Y = concatenation of first n odd numbers.

3, 4, 58, 6714, 81975, 96852, 111729, 126607, 141484, 156361, 171238, 186116, 200993, 215870, 230748, 245625, 260502, 275379, 290257, 305134, 320011, 334889, 349766, 364643, 379520, 39439811, 4092753962, 424152673322, 43902995043838

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OFFSET

1,1

LINKS

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

EXAMPLE

a(4) = floor[9111315/1357] = floor[6714.30729550478997789240972733972] = 6714.

MATHEMATICA

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

CROSSREFS

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

Sequence in context: A166850 A317856 A331725 * A041105 A196442 A349587

Adjacent sequences: A067090 A067091 A067092 * A067094 A067095 A067096

KEYWORD

easy,base,nonn

AUTHOR

Amarnath Murthy, Jan 07 2002

EXTENSIONS

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

STATUS

approved