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A068856 First of three consecutive Ulam numbers (A002858) in arithmetic progression with difference 22. 0
905, 1208, 2134, 3109, 8294, 12482, 12917, 15744, 16047, 16543, 19353, 19871, 19893, 19915, 19937, 20499, 29073, 37239, 37261, 37283, 38534, 39333, 39355, 40931, 40953, 43328, 49031, 59230, 64823, 67005, 67027, 71628, 71650, 72234 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

n such that A002858(n+2)-A002858(n+1) = A002858(n+1)-A002858(n) = 22. Sequence gives A002858(n).

A002858(1587+k) = 19871 + 22k (0<=k<=5). !!

LINKS

Table of n, a(n) for n=1..34.

CROSSREFS

Cf. A002858.

Sequence in context: A218158 A249706 A098237 * A235949 A181257 A235242

Adjacent sequences:  A068853 A068854 A068855 * A068857 A068858 A068859

KEYWORD

nonn

AUTHOR

Naohiro Nomoto, Mar 29 2002

EXTENSIONS

More terms from Larry Reeves (larryr(AT)acm.org), Oct 10 2003

STATUS

approved

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Last modified August 26 01:21 EDT 2019. Contains 326324 sequences. (Running on oeis4.)