OFFSET
1,2
EXAMPLE
a(1) = Im(z= 1) with sigma(z) = 1 and m = 1.
a(2) = Im(z= 1+3i) with sigma(z) = 5+5i and m = 2-i.
a(3) = Im(z= 6+2i) with sigma(z) = -10-10i and m = -1+2i.
a(4) = Im(z= 5+5i) with sigma(z) = 20i and m = 2+2i.
a(5) = Im(z= 10+10i) with sigma(z) = -40+20i and m = -1+3i.
a(6) = Im(z= 12+18i) with sigma(z) = -12+60i and m = 2+2i.
a(9) = Im(z= 28+88i) with sigma(z) = -204-32i and m = -1+2i.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
EXTENSIONS
Edited, all values replaced by R. J. Mathar, Mar 12 2010
a(10)-a(41) from Amiram Eldar, Feb 10 2020
STATUS
approved