属于这两组的第一个数字：
三,5,9,209,2241,2753,3457,4225,4353,23297,33025,38145,38657,39425,42241,53249,66049,127489,137729,167425,195585,215553,223745,236545,249345,263169,268289,278529,280577,282625,285697,326657,339969,355329,362497,433153,441345,523265,532481,538625,565249,626689,658433,722945,804865,833537,842753,874497,924673,1222657,1333249,1378305,1595393,1726465,1888257,1953793,1959937,2123777,2146305,2215937,2228225,2234369,2236417,2244609,2256897,2279425,2283521,2322433,2326529,2359297,2363393,2365441,2367489,2369537,2392065,2426881,2476033,2492417,2523137,2537473,2539521,2553857,2574337,2627585,2629633,2637825,2643969,2664449,2686977,2742273,2746369,2750465,2793473,2838529,2893825,2922497,3047425,3069953,3192833,3223553,3227649,3282945,3307521,3364865,3483649,3553281,3649537,3653633,3764225,3786753,3825665,3854337,3868673,3936257,3979265,3991553,4206593,4214785,4222977,4235265,4272129,4325377,4378625,4476929,4554753,4575233,4726785,4734977,4784129,4816897,4837377,4923393,5234689,5394433,5398529,5492737,5771265,5943297,5967873,6074369,6459393,6557697,6582273,6762497,7442433,7684097,7864321,7954433,8265729,8425473,8462337,8523777,8974337,8982529,9244673,9363457,9527297,9875457.