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A033911 Numbers k such that s(k) + s(k+1) + ... + s(k+3) = t(k) + t(k+1) + ... + t(k+3). 4
1, 4, 16, 167, 65536 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
No other terms < 4293000000. - Jud McCranie, Jul 12 2000
a(6) > 10^11. - Donovan Johnson, Aug 15 2011
LINKS
FORMULA
Here s(k) = sigma(k) - k, t(k) = |s(k) - k|.
CROSSREFS
Sequence in context: A367279 A318641 A005741 * A130691 A308239 A012916
KEYWORD
nonn,more
AUTHOR
EXTENSIONS
Offset corrected by Donovan Johnson, Aug 15 2011
STATUS
approved

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Last modified March 29 04:59 EDT 2024. Contains 371264 sequences. (Running on oeis4.)