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A266345 Positions of records in A266344. 1
1, 72, 120, 1440, 1680, 2160, 2520, 37800, 45360, 50400, 55440, 65520, 75600, 83160, 1441440, 1663200, 1801800, 1884960, 1965600, 2106720, 2162160, 2751840, 2827440, 2882880, 3326400, 3603600 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

The corresponding record values, A266344(a(n)) are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 14, 15, 17, 19, 22, 24, 25, 26, 27, 28, 33, 34, 38, 40, 42, 48, ...

LINKS

Table of n, a(n) for n=1..26.

PROG

(PARI)

A084558(n) = { my(m=1); if(0==n, n, while(m!<=n, m++); return(m-1)); }

A266344(n) = sumdiv(n, d, ((d <= (n/d)) && (A084558(d)==A084558(n/d))));

m=0; i=0; for(n=1, 1625621761, k = A266344(n); if(k > m, m = k; i++; write("b266345.txt", i, " ", n)));

CROSSREFS

Cf. A266344.

Sequence in context: A078667 A090784 A291805 * A143741 A227166 A250772

Adjacent sequences:  A266342 A266343 A266344 * A266346 A266347 A266348

KEYWORD

nonn

AUTHOR

Antti Karttunen, Dec 28 2015

STATUS

approved

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Last modified September 27 16:11 EDT 2020. Contains 337383 sequences. (Running on oeis4.)