Starts of runs of 3 consecutive lazy-tribonacci-Niven numbers (A352107).

Terms

a(0) =175a(1) =1183a(2) =2259a(3) =5290a(4) =12969a(5) =21130a(6) =51820a(7) =70629a(8) =78090a(9) =79540a(10) =81818a(11) =129648a(12) =160224a(13) =169234a(14) =180908a(15) =228240a(16) =238574a(17) =249494a(18) =278628a(19) =332891a(20) =376335a(21) =383866a(22) =398650a(23) =399644a(24) =454090a(25) =550380a(26) =565200a(27) =683448a(28) =683604a(29) =694274