First of three consecutive primes p,q,r such that p+q-r, p-q+r, -p+q+r are all prime.

Terms

a(0) =228647a(1) =642457a(2) =3678317a(3) =4424699a(4) =5507669a(5) =8439073a(6) =8527301a(7) =8545387a(8) =9207197a(9) =9490571a(10) =9843049a(11) =10023817a(12) =10148123a(13) =10670909a(14) =11621243a(15) =11697979a(16) =12208459a(17) =12409849a(18) =12687119a(19) =12845879a(20) =12947071a(21) =13590457a(22) =13940057a(23) =14377747a(24) =14511053a(25) =15309937a(26) =16628009a(27) =16713731a(28) =16982153a(29) =17073041