Numbers m such that A076644(m) = floor((2/3)*m*(sqrt(m)+1)).

Terms

a(0) =1a(1) =2a(2) =6a(3) =17a(4) =24a(5) =26a(6) =29a(7) =43a(8) =83a(9) =88a(10) =193a(11) =207a(12) =243a(13) =357a(14) =534a(15) =806a(16) =1082a(17) =1197a(18) =1377a(19) =2246a(20) =2362a(21) =3148a(22) =4342a(23) =4570a(24) =6463a(25) =11687a(26) =14305a(27) =35681a(28) =41369a(29) =53410