[seqfan] A060798 Difference between upper and lower central divisors of n is 1
Georgi Guninski
guninski at guninski.com
Mon Jun 7 12:41:46 CEST 2010
A060798 Difference between upper and lower central divisors of n is 1
except for the initial terms seems to satisfy:
a(n+1)=(3*a(n)-3*a(n-1)+a(n-2))
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