Positive integers of the form (10*m^2+1)/11.

Terms

a(0) =1a(1) =91a(2) =131a(3) =401a(4) =481a(5) =931a(6) =1051a(7) =1681a(8) =1841a(9) =2651a(10) =2851a(11) =3841a(12) =4081a(13) =5251a(14) =5531a(15) =6881a(16) =7201a(17) =8731a(18) =9091a(19) =10801a(20) =11201a(21) =13091a(22) =13531a(23) =15601a(24) =16081a(25) =18331a(26) =18851a(27) =21281a(28) =21841a(29) =24451