Lucky numbers with smallest increasing gaps (upper terms).

Terms

a(0) =3a(1) =7a(2) =21a(3) =87a(4) =151a(5) =63a(6) =801a(7) =511a(8) =189a(9) =957a(10) =925a(11) =769a(12) =2877a(13) =1639a(14) =1087a(15) =3843a(16) =5803a(17) =4929a(18) =8757a(19) =10723a(20) =9883a(21) =24117a(22) =9613a(23) =28293a(24) =25737a(25) =3559a(26) =26997a(27) =35799a(28) =44863a(29) =52039