OFFSET
1,1
COMMENTS
Since 945+1890*k is odd and abundant for all k, 1890 is the maximal term that occurs. The first time it occurs is for a(274)=1890, and the involved odd abundant numbers are 135135 and 137025.
Clearly 2 is the minimal term that can occur. For an example, see comment to A294025.
LINKS
Jeppe Stig Nielsen, Table of n, a(n) for n = 1..1000
MATHEMATICA
Differences@ Select[Range[947, 3*10^4 + 1, 2], DivisorSigma[1, #] > 2 # &] (* Michael De Vlieger, Mar 25 2020 *)
PROG
(PARI) my(oldn=945); forstep(n=947, 5*10^4, 2, if(sigma(n)>2*n, print1(n-oldn, ", "); oldn=n))
CROSSREFS
KEYWORD
nonn
AUTHOR
Jeppe Stig Nielsen, Mar 24 2020
STATUS
approved