Search: id:A025582 Results 1-1 of 1 results found. %I A025582 %S A025582 0,1,3,7,12,20,30,44,65,80,96,122,147,181,203,251,289,360,400,474,564, %T A025582 592,661,774,821,915,969,1015,1158,1311,1394,1522,1571,1820,1895,2028, %U A025582 2253,2378,2509,2779,2924,3154,3353,3590,3796,3997,4296,4432,4778,4850 %N A025582 A B_2 sequence: a(n) = least value such that sequence increases and pairwise sums of elements are all distinct. %H A025582 Index entries for B_2 sequences. %e A025582 After 0, 1, a(3) cannot be 2 because 2+0 = 1+1, so a(3) = 3. %Y A025582 See A011185 for more information. %Y A025582 A010672 is a similar sequence, but there the pairwise sums of distinct elements are all distinct. %Y A025582 Sequence in context: A132273 A130050 A002049 this_sequence A029452 A034434 A167491 %Y A025582 Adjacent sequences: A025579 A025580 A025581 this_sequence A025583 A025584 A025585 %K A025582 nonn %O A025582 1,3 %A A025582 Dan Hoey (Hoey(AT)AIC.NRL.Navy.Mil) Search completed in 0.001 seconds