1,2
40*50 = 2000
Cf. A003592, A018433, A018653, A018767.
Sequence in context: A159765 A018653 A133020 this_sequence A018433 A115831 A094958
Adjacent sequences: A133072 A133073 A133074 this_sequence A133076 A133077 A133078
fini,full,nonn
Omar E. Pol (info(AT)polprimos.com), Oct 28 2007
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