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A065064 A065608(n) = A065608(n+2). 1
9, 33, 54, 100, 918, 1240, 3304, 4148, 4187, 7169, 8825, 12565, 15085, 19688, 24881, 25019, 26609, 38982, 51835, 53963, 59987, 76360, 77057, 91610, 96728, 143369, 150419, 167560, 170561, 205727, 215069, 220817 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

LINKS

Harry J. Smith, Table of n, a(n) for n=1,...,200

PROG

(PARI) { n=x=y=0; for (m=1, 10^9, z=y; y=x; x=sigma(m + 2) - numdiv(m + 2); if (x == z, write("b065064.txt", n++, " ", m); if (n==200, return)) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Oct 05 2009]

CROSSREFS

Sequence in context: A020226 A175440 A111351 * A075812 A146262 A161430

Adjacent sequences:  A065061 A065062 A065063 * A065065 A065066 A065067

KEYWORD

nonn

AUTHOR

Jason Earls (zevi_35711(AT)yahoo.com), Nov 06 2001

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Last modified February 17 04:43 EST 2012. Contains 205981 sequences.