1,2
1031747 + sigma(1031747) + sigma(sigma(1031747)) = 5555555.
Cf. A116017.
Adjacent sequences: A116025 A116026 A116027 this_sequence A116029 A116030 A116031
Sequence in context: A075722 A116049 A023651 this_sequence A075312 A128828 A032002
nonn,base
Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 13 2006
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